
/*reset css*/
html,body{padding: 0;margin: 0;height:100%;background-color: #d8d8d8;}
/*
*/
.form{width: 500px;height: 250px;background-color: #fff;padding: 10px;border-radius: 8px;
position: absolute;top:50%;left:50%;margin-top: -130px;margin-left: -260px;
}